hg: shenandoah/jdk11: Clean up unused shenandoah_wb_C leftovers

[rkennke at redhat.com]

Changeset: 2c1b64179c11
Author:    rkennke
Date:      2019-05-23 14:04 +0200
URL:       http://hg.openjdk.java.net/shenandoah/jdk11/rev/2c1b64179c11

Clean up unused shenandoah_wb_C leftovers

! src/hotspot/cpu/aarch64/gc/shenandoah/shenandoahBarrierSetAssembler_aarch64.cpp
! src/hotspot/cpu/aarch64/gc/shenandoah/shenandoahBarrierSetAssembler_aarch64.hpp
! src/hotspot/cpu/x86/gc/shenandoah/shenandoahBarrierSetAssembler_x86.cpp
! src/hotspot/cpu/x86/gc/shenandoah/shenandoahBarrierSetAssembler_x86.hpp
! src/hotspot/share/gc/shenandoah/c2/shenandoahBarrierSetC2.cpp
! src/hotspot/share/gc/shenandoah/c2/shenandoahBarrierSetC2.hpp
! src/hotspot/share/gc/shenandoah/c2/shenandoahSupport.cpp
- src/hotspot/share/gc/shenandoah/shenandoahBarrierSetAssembler.cpp
! src/hotspot/share/opto/lcm.cpp